Add MemoryCoordinatorImpl

content/browser/memory/memory_coordinator_browsertest.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/memory/memory_coordinator.h"
 #include "content/browser/browser_main_loop.h"
 #include "content/public/common/content_features.h"
 #include "content/public/test/content_browser_test.h"
 #include "content/public/test/content_browser_test_utils.h"
 
@@ skipping 17 matching lines @@
 
   void SetUp() override {
     EnableForTesting();
     ContentBrowserTest::SetUp();
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MemoryCoordinatorTest);
 };
 
-IN_PROC_BROWSER_TEST_F(MemoryCoordinatorTest, HandleAdded) {
+// TODO(bashi): Enable this test on macos when MemoryMonitorMac is implemented.
+#if defined(OS_MACOSX)
+#define MAYBE_HandleAdded DISABLED_HandleAdded
+#else
+#define MAYBE_HandleAdded HandleAdded
+#endif
+IN_PROC_BROWSER_TEST_F(MemoryCoordinatorTest, MAYBE_HandleAdded) {
   GURL url = GetTestUrl("", "simple_page.html");
   NavigateToURL(shell(), url);
   EXPECT_EQ(1u, MemoryCoordinator::GetInstance()->NumChildrenForTesting());
 }
 
 }  // namespace content